SPARK_MASTER_WORKERS_COUNTThe number of active workers on the master.MasterSPARK_MASTER_APPLICATIONS_RUNNING_COUNTRunning application count on the master.MasterSPARK_MASTER_APPLICATIONS_WAITING_COUNTWaiting application count on the master.MasterSPARK_MASTER_JVM_MEMORY_USEDMemory used by the JVM on the master.MasterSPARK_MASTER_JVM_MEMORY_COMMITTEDMemory committed by the JVM on the master.MasterSPARK_MASTER_JVM_HEAP_MEMORY_USEDHeap memory used by the JVM on the master.MasterSPARK_MASTER_JVM_HEAP_MEMORY_USAGEPercentage of heap memory used by the JVM on the master.MasterSPARK_MASTER_JVM_NONHEAP_MEMORY_COMMITTEDNon-heap memory committed by the JVM on the master.MasterSPARK_MASTER_JVM_NONHEAP_MEMORY_USEDNon-heap memory used by the JVM on the master.MasterSPARK_MASTER_JVM_NONHEAP_MEMORY_USAGEPercentage of non-heap memory usage by the JVM on the master.MasterSPARK_APP_JOBS_ACTIVEJobs running on the applicationAppSPARK_APP_JOBS_ALLAll jobs created by the application.AppSPARK_APP_STAGES_FAILEDFailed stages for the application.AppSPARK_APP_STAGES_RUNNINGRunning stages for the application.AppSPARK_APP_STAGES_WAITINGWaiting stages for the application.AppSPARK_APP_BLKMGR_DISK_SPACE_USEDBlock manager disk space usedAppSPARK_APP_BLKMGR_MEMORY_USEDBlock manager memory usedAppSPARK_APP_BLKMGR_MEMORY_FREEBlock manager remaining memoryAppSPARK_APP_JVM_MEMORY_COMMITTEDMemory committed by the JVM of the appAppSPARK_APP_JVM_MEMORY_USEDMemory used by the JVM of the appAppSPARK_APP_JVM_HEAP_MEMORY_COMMITTEDHeap memory committed by the JVM of the appAppSPARK_APP_JVM_HEAP_MEMORY_USEDHeap memory used by the JVM of the appAppSPARK_APP_JVM_HEAP_MEMORY_USAGEPercentage of heap memory in use by the JVM of the appAppSPARK_APP_JVM_NOHEAP_MEMORY_COMMITTEDNon-heap memory committed by the JVM of the appAppSPARK_APP_JVM_NONHEAP_MEMORY_USEDNon-heap memory used by the JVM of the appAppSPARK_APP_JVM_NONHEAP_MEMORY_USAGEPercentage of non-heap memory in use by the JVM of the appApp